/Engine/Source/Runtime/Datasmith/CADKernel/Public/CADKernel/Geo/GeoEnum.h
this will eventually be reconciled with what the Geometry team is using.
namespace UE { namespace CADKernel { enum ESurface { Bezier = 0, Blend01, Blend02, Blend03, Composite, Cone, Coons, Cylinder, Nurbs, Offset, Plane, Revolution, Ruled, Sphere, TabulatedCylinder, Torus, None, } } }